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...Cultivation of viruses virologists need to be able produce the objects their study so a wide range procedures has been developed for cultivating virus is also referred as propagation or growth phages are supplied with bacterial cultures plant may specially cultivated plants protoplasts cells from which cell wall removed while animal whole organisms such mice eggs containing chick embryos figure insect larvae most part however grown in cultured culture techniques well and used continuous lines derived humans other species consist that have immortalized either laboratory body they can sub indefinitely hela line widely was initiated middle th century taken cervical carcinoma sometimes it difficult find replicate many years no suitable system could found hepatitis c but eventually human hepatoma support replication an isolate...